Martin Tony Waikwa Olsson (born 17 May 1988) is a Swedish professional footballer who plays as a left back for Malmö FF and the Sweden national team. Olsson signed for Blackburn Rovers from Högaborgs BK in January 2006. In 2013, Premier League side Norwich City signed him for an undisclosed fee. In January 2017, he left Norwich to join Swansea until 2019. In 2020, he signed with Allsvenskan club Helsingborgs IF in his native Sweden before moving on to represent both BK Häcken and Malmö FF.
https://en.wikipedia.org/wiki/Martin_Olsson